<template>
  <el-container class="home">
      <!-- 头部 -->
    <el-header>
        <div>
            <img src="../assets/heima.png" alt="">
            <span>电商后台管理系统</span>
        </div>
        <el-button type="info" @click="quit">退出</el-button>
    </el-header>
    <!-- 主体 -->
    <el-container>
        <!-- 侧边栏 -->
        <el-aside :width="isCollapse?'64px':'200px'">
          <div class="colButton" @click='toggleCollapse'>|||</div>
            <el-menu background-color="#545c64" text-color="#fff" active-text-color="#409eff" unique-opened :collapse="isCollapse" :collapse-transition='false' router :default-active="saveuser">
              <!-- 一级标题 -->
      <el-submenu :index="item.id+''" v-for='item in menuList' :key="item.id">
        <template slot="title">
          <i :class="iconList[item.id]"></i>
          <span>{{item.authName}}</span>
        </template>
        <!-- 二级标题 -->
        <el-menu-item :index="'/'+subItem.path+''" v-for="subItem in item.children" :key='subItem.id' @click="saveName('/'+subItem.path+'')">
            <i class="el-icon-menu"></i>
            <span>{{subItem.authName}}</span>
        </el-menu-item>
      </el-submenu>
    </el-menu>
        </el-aside>
        <!-- 右边主体 -->
        <el-main>
          <router-view></router-view>
        </el-main>
    </el-container>
  </el-container>
</template>

<script>
export default {
    data(){
        return{
            menuList:[],
            iconList:{
              '125':'iconfont icon-users',
              '103':'iconfont icon-tijikongjian',
              '101':'iconfont icon-shangpin',
              '102':'iconfont icon-danju',
              '145':'iconfont icon-baobiao'
            },
            isCollapse:false,
            saveuser:''
        }
        
    },
    created() {
        this.getMenulist()
        this.saveuser=window.sessionStorage.getItem('saveuser')
    },
  methods: {
    quit() {
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
   async getMenulist(){
     const {data:res} =  await this.$http.get('menus')
     if(res.meta.status!==200)return this.$message.error('res.meta.msg')
     this.menuList=res.data
     console.log(res);
    },
    toggleCollapse(){
      this.isCollapse=!this.isCollapse
    },
    saveName(saveuser){
      window.sessionStorage.setItem('saveuser',saveuser)
      this.saveuser=saveuser
    }
  }
}
</script>

<style lang="less" scroped>
.home{
    height: 100%;
}
.el-header{
    display: flex;
    justify-content: space-between;
    background-color: #373d41;
    padding-left: 0;
    align-items: center;
    color: #fff;
    font-size: 20px;
    >div {
      display: flex;
      align-items: center;
      span{
          margin-left: 15px;
      }
    }
}
.el-aside{
    background-color: #333744;
    .el-menu{
      border-right: none;
    }
}
.el-main{
    background-color: #eaedf1;
}
.iconfont{
  margin-right: 10px;
}
.colButton{
  font-size: 10px;
  line-height: 24px;
  background-color: #4a5064;
  text-align: center;
  color: #fff;
  letter-spacing: 0.2em;
  cursor: pointer;
}
</style>